3904183301945 has 4 divisors (see below), whose sum is σ = 4685019962340. Its totient is φ = 3123346641552.

The previous prime is 3904183301933. The next prime is 3904183301951. The reversal of 3904183301945 is 5491033814093.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 2418858551824 + 1485324750121 = 1555268^2 + 1218739^2 .

It is a cyclic number.

It is not a de Polignac number, because 3904183301945 - 2¹⁰ = 3904183300921 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 3904183301893 and 3904183301902.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 390418330190 + ... + 390418330199.

It is an arithmetic number, because the mean of its divisors is an integer number (1171254990585).

Almost surely, 2^{3904183301945} is an apocalyptic number.

It is an amenable number.

3904183301945 is a deficient number, since it is larger than the sum of its proper divisors (780836660395).

3904183301945 is an equidigital number, since it uses as much as digits as its factorization.

3904183301945 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 780836660394.

The product of its (nonzero) digits is 1399680, while the sum is 50.

The spelling of 3904183301945 in words is "three trillion, nine hundred four billion, one hundred eighty-three million, three hundred one thousand, nine hundred forty-five".